26 results
Common sodium channel blockers which cause QRS widening.

Anticonvulsants: 
 - Carbamazepine 
Antidysrhythmics:  
 - Group
Propoxyphene Other antidepressants ... Venlafaxine Tricyclic Antidepressants ... QRS #widening #ECG ... #EKG #Pharmacology ... Toxicology #Diagnosis #Differential
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
Hyponatremia - Differential ... - Malignancy (e.g ... CNS pathology (e.g ... cyclosporine, SSRIs ... #Hyponatremia #Differential
Constipation - Differential Diagnosis Algorithm
Diet/Lifestyle
 • Fibre
 • Calories
 • Fluid
 • Exercise
 • Psychosocial
Medications
 •
Constipation - Differential ... Cation Related (e.g ... Anticholinergic (e.g ... Antispasmodics, Antidepressants ... #Constipation #Differential
Approach to the Diagnosis of Hyperthyroidism - Differential Diagnosis and Workup Algorithm

 • Secondary Hyperthyroidism (↑↔TSH,
Hyperthyroidism - Differential ... Hyperthyroidism (↑↑↑ ß-hCG ... Thyroiditis, Iodine (e.g ... Hyperthyroidism #Differential ... Diagnosis #Algorithm #endocrinology
Causes of Hypercalcemia - Differential Diagnosis Algorithm
 • Primary Hyperparathyroidism 
 • Possible Familial Hypocalciuric Hypercalcemia
Hypercalcemia - Differential ... Granulomatous Disorders (eg ... Hypercalcemia #Differential ... Algorithm #Causes #endocrinology
Medications causing Acute Kidney Injury (AKI)
Prerenal:
 • Dehydration: Diuretics
 • Altered intrarenal autoregulation: ACEIs / ARBs,
calcineurin inhibitors (e.g ... Sympathomimetics (e.g ... anticholinergic effects (e.g ... antihistamines, TCAs, SSRIs ... #pharmacology #differential
Gynecomastia - Differential Diagnosis a
nd Workup Algorithm
Gynecomastia is common in clinical practice, affecting ~50% of males
Gynecomastia - Differential ... Testosterone, HCG ... #Gynecomastia #Differential ... Workup #Algorithm #endocrinology
Sellar / Pituitary Mass - Differential Diagnosis Algorithm
Adenoma - Primary Anterior Pituitary
 - Secreting
Pituitary Mass - Differential ... Physiological (e.g ... Compensation (e.g ... SellarMass #Pituitary #Differential ... Diagnosis #Algorithm #endocrinology
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... ST elevation: Differential ... Tricyclic antidepressant ... #AVR #leadAVR #ecg ... #differential #
Hypercalcemia - Differential Diagnosis Algorithm
Primary Hyperparathyroidism
 • Adenoma
 • Hyperplasia
 • MEN 1 and 2A
Tertiary Hyperparathyroidism
Hypercalcemia - Differential ... Hypercalcemias (e.g ... 1,25-(OH)2D3 (e.g ... Hypercalcemia #Differential ... Diagnosis #Algorithm #Endocrinology